How much does a house renovation cost in Ontario?
In 2026, whole-home and major renovations in the GTA generally run $100–$300+ per square foot, depending on scope and finish. A cosmetic refresh sits at the low end; a gut renovation with a new kitchen, bathrooms, flooring and systems sits at the high end. Most full-home renovations in Richmond Hill and Toronto land between $150,000 and $400,000+.
Renovation cost by project
- Kitchen: $35,000–$70,000
- Bathroom: $16,000–$40,000
- Basement finishing: $35,000–$75,000
- Legal basement suite: $75,000–$120,000
- Main-floor addition or second storey: $300–$500+ per sq ft
- Whole-home gut renovation: $150,000–$400,000+
What moves the number most
- Structural changes and additions
- Moving kitchens or bathrooms (plumbing & electrical)
- Finish level — stock versus custom
- Permits, engineering and site access
- Age and condition of the home (knob-and-tube wiring, asbestos, etc.)
How to budget realistically
Set a clear scope, get a detailed fixed-price quote (not a per-foot guess), and hold a 10–15% contingency for surprises behind the walls. A single accountable general contractor managing every trade is what keeps the budget honest.
Frequently asked questions
Which renovations add the most value?
Kitchens, bathrooms and added living space — finished basements and legal suites — consistently return the most in the GTA.
How long does a full-home renovation take?
Several months depending on scope and permits — we give you a committed schedule before starting.
Get a fixed-price renovation quote
Razco renovates homes across Richmond Hill, Vaughan and the GTA. See our home renovation services or call (647) 561-3333.